-- Thomas A Edison Thomas Alva Edison (1847 - 1931) is considered one of the most prolific inventors in history, holding 1093 US patents as well as many patents in other countries. (bookbrowse.com)
Lori Greiner has been called one of the most prolific inventors of our time, and for good reason. (entrepreneur.com)
While he was not as well - known as others, Lemelson, known as «Jerry,» was one of the most prolific inventors of the 20th century, with some 600 patents to his credit for products like automated warehouses, industrial robots, cordless telephones, fax machines, videocassette recorders, camcorders and the magnetic tape drive used in Sony's Walkman tape players. (inc.com)